-@register.simple_tag
-def audiobook_tree(book_list, books_by_parent):
- text = "".join("<li><a class='open-player' href='%s'>%s</a>%s</li>" % (
- reverse("book_player", args=[book.slug]), book.title,
- audiobook_tree(books_by_parent.get(book, ()), books_by_parent)
- ) for book in book_list)
-
- if text:
- return mark_safe("<ol>%s</ol>" % text)
- else:
- return ''
-
-